<?php

/* 
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 * To change this template file, choose Tools | Templates
 * and open the temp<?php

/* 
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */ 
$cars = array("东","西","北");
echo $cars[1];
        $cars[2] = "南";
        echo "<pre>";
        print_r($cars);
echo count($cars);
    ?>


